Sweatband



FIG. 1 is a perspective view of a sweatband showing my new design in closed condition;

FIG. 2 is a perspective view of the sweatband in an open and extended condition; and

FIG. 3 is a perspective view of a modified form of a sweatband showing my new design in an open and extended condition. 

The ornamental design for a sweatband, substantially as shown and described. 